Adjustable supporting device for notebook computer

The utility model discloses an adjustable supporting device for a notebook computer. Relating to the technical field of computers, including a base, a containing groove used for containing a computeris formed in the base. A top cover is hinged to one end of the base; the base and the top cover are connected through a buckle. A plurality of limiting grooves are formed in the accommodating groove in parallel; a groove is formed in the inner side surface of the top cover; a support plate is hinged in the groove; the outer side surface of the top cover sinks inwards to form a fixed cavity; a cooling fan is mounted in the fixed cavity; the ventilation opening and the cooling fan are correspondingly arranged; the utility model has the advantages that the structure is novel, the radiator can beused for radiating the computer; the supporting angle can be adjusted according to the requirements of a user, the computer carrying device can be used as a computer carrying device, a computer is placed in the device, the rad